Lake Charles weather in July

In July, Lake Charles sees average daytime highs of 90°F and overnight lows near 75°F, with 4.5 in of rain across 16.4 wet days and about 13.8 hours of daylight. It is the 2nd-warmest and 7th-wettest month of the year here.

Day-to-day highs hold fairly steady near 90°F through the month. The sky is clear or mostly clear about 29% of the time in July, and the air most often feels oppressive.

Daylight stretches from about 13 h 54 min at the start of July to 13 h 30 min by month's end. Set against the rest of the year, July is Lake Charles's 11th-clearest and 11th-windiest month. For the whole year in context, see Lake Charles's year-round climate.

Daytime high
90°
2nd warmest
Overnight low
75°
12th coldest
Rainfall
4.5 in
16.4 wet days
Daylight
13 h 48 min
5:25 AM – 7:12 PM
Cloud cover
60%
11th clearest
Wind
5 mph
11th windiest
Solar energy
6.14 kWh/m²
Travel score
3.3
out of 10

Lake Charles is parish seat of Calcasieu Parish, Louisiana, United States.

Density
656/km²
people per km²
Founded
1861

Air quality: WHO Ambient Air Quality Database. Density & description: Wikidata (CC0), GeoNames.

Temperature in July

Average highAverage lowShaded bands: 10–90% of days

Day-to-day highs hold fairly steady near 90°F through the month.

A typical July day in Lake Charles reaches about 90°F in the afternoon and slips back to 75°F overnight — a 15°F spread between the day's warmth and the night's chill. On most days the high lands between 85°F and 94°F. Set against its neighbours, July runs about 1°F warmer than June and on par with August.

70°80°90°100°151015202531
Avg high (°F)Avg low (°F)
18975
28975
38975
48975
59075
69075
79075
89075
99075
109075
119075
129075
139075
149075
159075
169075
179075
189075
199075
209075
219075
229075
239075
249075
259075
269175
279175
289175
299175
309175
319175

How July really feels in Lake Charles

Once humidity and wind are folded in, July averages 31 days that feel above 90°F and 0 that feel at or below 32°F — the comfort signal a plain temperature reading hides.

Days feeling ≥ 90°F
31
heat index over the day's high
Days feeling ≤ 32°F
0
wind chill below the day's low

The story in July is heat — humidity pushes the afternoon "feels like" well above the raw temperature.

Lake Charles weather by month

How July compares with the rest of the year at a glance. July is the 2nd-warmest and 7th-wettest month here — the current month is highlighted below.

MonthHigh / Low (°F)Rainfall (inches)Wet daysDaylight (hours)Travel score
Jan62° / 44°5.19.910.35.2
Feb65° / 47°3.89.410.95.9
Mar71° / 53°4.110.411.86.6
Apr77° / 60°4.69.812.76.9
May84° / 68°4.010.513.55.6
Jun89° / 73°5.214.913.93.8
Jul90° / 75°4.516.413.83.3
Aug91° / 75°4.61613.13.2
Sep87° / 70°4.811.712.24.5
Oct80° / 60°3.88.311.37.0
Nov70° / 51°4.28.710.56.9
Dec63° / 46°4.99.510.15.7

Cloud cover in July

ClearMostly clearPartly cloudyMostly cloudyOvercast

The sky is clear or mostly clear about 29% of the time in July.

Beyond those clear spells, partly cloudy skies cover about 20% of July, with mostly cloudy or overcast conditions the remaining 50%.

0%25%50%75%100%151015202531
Clearer (%)Cloudier (%)
15248
25248
35248
45248
55248
65149
75149
85149
95149
105050
114951
124852
134951
144852
154852
164852
174852
184852
194753
204852
214852
224753
234852
244852
254951
265050
275149
285149
295149
305248
315149

Chance of precipitation in July

Any precipitation

Lake Charles gets around 4.5 in of rain over 16.4 wet days in July. The line is the day-by-day chance of measurable precipitation.

Day to day, the chance of measurable rain averages around 53% and peaks near 56% on the wettest days.

0%20%40%60%151015202531
Rain chance (%)
152
252
352
452
552
653
753
854
954
1055
1155
1255
1356
1456
1556
1656
1755
1855
1955
2054
2154
2253
2353
2452
2551
2650
2749
2848
2948
3047
3147

Humidity in July

DryComfortableHumidMuggyOppressiveMiserable

Most of July feels oppressive — the stacked bands show each day's mix of comfort levels, read off the dew point.

By dew point, July lands in the oppressive band about 48% of days. Sticky, muggy-or-worse air turns up on roughly 98% of them.

0%25%50%75%100%151015202531
Humid (%)Muggy (%)Oppressive (%)Miserable (%)
1255736
2245737
3245638
4235639
5135640
6135640
7135541
8135442
9135343
10135244
11035344
12035245
13035146
14035047
15134948
16134848
17134749
18134650
19234451
20234352
21234253
22244252
23344152
24344152
25344152
26344152
27344251
28344251
29344350
30344449
31254449

Wind in July

Winds average 5 mph in July.

Across July, daily wind ranges from about 5 mph on the calmest days to 5 mph at its breeziest. It stays fairly steady from day to day.

0246810151015202531
Wind speed (mph)Feels
15calm
25calm
35calm
45calm
55calm
65calm
75calm
85calm
95calm
105calm
115calm
125calm
135calm
145calm
155calm
165calm
175calm
185calm
195calm
205calm
215calm
225calm
235calm
245calm
255calm
265calm
275calm
285calm
295calm
305calm
315calm

Sunrise & sunset in July

DaylightNight

Daylight runs from about 13 h 54 min at the start of July to 13 h 30 min by month's end. The lit band spans sunrise to sunset each day.

Days shrink by about 24 minutes over July. Sunrise moves from 5:18 AM to 5:34 AM, and sunset from 7:14 PM to 7:04 PM.

12 AM4 AM8 AM12 PM4 PM8 PM12 AM151015202531
Daylight (h)Sunrise (AM)Sunset (PM)
113.95:187:14
213.95:197:14
313.95:197:14
413.95:207:14
513.95:207:14
613.95:207:14
713.95:217:14
813.95:217:14
913.95:227:13
1013.95:227:13
1113.85:237:13
1213.85:237:13
1313.85:247:13
1413.85:247:12
1513.85:257:12
1613.85:257:12
1713.85:267:11
1813.75:267:11
1913.75:277:10
2013.75:277:10
2113.75:287:10
2213.75:297:09
2313.75:297:09
2413.65:307:08
2513.65:307:08
2613.65:317:07
2713.65:327:06
2813.65:327:06
2913.55:337:05
3013.55:337:04
3113.55:347:04

Solar energy in July

Daily solar energy (kWh/m²)

Average shortwave solar energy reaching the ground each day in July, about 6.14 kWh/m².

For context, solar energy here swings from a low near 2.65 kWh/m² to a high of 6.18 kWh/m² in May across the year — July's 6.14 kWh/m² sits near the top of that range.

0246151015202531
Solar energy (kWh/m²)Level
16.1Intense
26.1Intense
36.1Intense
46.1Intense
56.1Intense
66.2Intense
76.2Intense
86.2Intense
96.2Intense
106.2Intense
116.2Intense
126.2Intense
136.2Intense
146.2Intense
156.2Intense
166.2Intense
176.2Intense
186.1Intense
196.1Intense
206.1Intense
216.1Intense
226.1Intense
236.1Intense
246.1Intense
256.1Intense
266.1Intense
276.1Intense
286.1Intense
296.1Intense
306.1Intense
316.1Intense
Planning a trip in July

Hazard calendar for Lake Charles

In seasonPeak

In July, Lake Charles sits inside its atlantic hurricane season. The full year is below, with each hazard's peak months called out.

Lake Charles sits in the Atlantic hurricane belt; the season peaks August–October.

Atlantic hurricane
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Is July a good time to visit Lake Charles?

Our two travel scores rate July for general sightseeing and for beach or pool weather — 0 (poor) to 10 (ideal).

3.3
Sightseeing
11th-best month of the year
5.5
Beach & pool
6th-best month of the year

July is a weaker month for outdoor sightseeing in Lake Charles.

What to pack for Lake Charles in July

From July's temperature range, rain chance, sun and wind — what's worth putting in the bag.

In July, Lake Charles sees daytime highs around 90°F and nights near 75°F. Pack light clothes, rain gear and sun protection. About 16 days see rain.

light clothesrain gearsun protection

Sea temperature near Lake Charles in July

The nearest coast averages about 86°F in July — the other half of the beach question. The full-year curve and swim-comfort zones are below.

The sea at the nearest coast (about 41 mi away) is warmest in August at about 86°F and coldest in January near 60°F.

It's comfortable for a long swim from Apr 1 to Nov 23 — about 7.8 months when the water holds above 68°F.

60°70°80°90°JanFebMarAprMayJunJulAugSepOctNovDecbracingcoolrefreshingwarmtropicalcomfortable to swim
Sea temperature (°F)Comfort
Jan60Cool
Feb60Cool
Mar65Cool
Apr71Refreshing
May78Warm
Jun84Tropical
Jul86Tropical
Aug86Tropical
Sep84Tropical
Oct78Warm
Nov70Refreshing
Dec63Cool

UV index in Lake Charles in July

LowModerateHighVery highExtreme

Clear-sky midday UV in July peaks around 10 (very high — sun protection essential). The full-year curve, shaded by WHO exposure level, is below.

Under clear skies, the midday UV index in Lake Charles peaks around July 12 at about 10 (extreme) — sunscreen, a hat and midday shade are essential. It bottoms out near December 21 at about 4 (moderate).

The index reaches 3 or more — the level where the WHO recommends sun protection — every month of the year.

025710JanFebMarAprMayJunJulAugSepOctNovDecModerateHighVery highExtremeVery highHighModerateJul 12UV 10Dec 21UV 4
UV index (midday)Level
Jan4Moderate
Feb6High
Mar7High
Apr10Very high
May10Extreme
Jun10Very high
Jul10Extreme
Aug9Very high
Sep8Very high
Oct6High
Nov5Moderate
Dec4Moderate

Air quality in Lake Charles in July

GoodModeratePoorUnhealthyVery unhealthy

Average fine-particle pollution (PM2.5) through the year — so you can see where July falls, not just the annual average.

Air quality in Lake Charles is worst in July — around 22 µg/m³ PM2.5 (moderate), about 2.8× the cleanest month (December, 8 µg/m³).

Modeled monthly averages (CAMS reanalysis, 2015–2024).

0102030JanFebMarAprMayJunJulAugSepOctNovDecGoodModerateGoodJul 1622 µg/m³Dec 188 µg/m³
PM2.5 (µg/m³)Level
Jan11Good
Feb10Good
Mar11Good
Apr11Good
May14Moderate
Jun18Moderate
Jul22Moderate
Aug17Moderate
Sep12Good
Oct9Good
Nov12Good
Dec8Good
Location & terrain

Where is Lake Charles?

Lake Charles sits at 30.2°N, 93.2°W, 13 ft above sea level, in United States. The nearest listed city is Sulphur, 11 mi away.

Topography around Lake Charles

How much the land rises and falls, and what covers it, within 2, 10 and 50 miles of Lake Charles.

Within 2 miles, the terrain around Lake Charles has only modest variations in elevation — a maximum elevation change of 52 ft around an average of 20 ft above sea level; within 10 miles, only modest variations in elevation — a maximum elevation change of 171 ft; within 50 miles, only modest variations in elevation — a maximum elevation change of 335 ft.

The land around Lake Charles is covered by artificial surfaces (43%) and trees (34%) within 2 miles, trees (39%) and grassland (34%) within 10 miles, and trees (43%) within 50 miles.

2 miles
52 ft
10 miles
171 ft
50 miles
335 ft
treesgrasslandcroplandartificial surfacesbare terrainwaterwetland
July weather nearby: Sulphur 11 mi · Orange 33 mi · Groves 47 mi · Port Arthur 50 mi · Nederland 50 mi · Beaumont 54 mi · Opelousas 70 mi · Lafayette 71 mi

United States travel facts

Power plugs
Type A / B
120 V · 60 Hz
Prices
≈ 100% of US
price level, 2025
GDP per capita
$90,027
2025
Happiness
6.8 / 10
World Happiness, 2025
Safe drinking water
98%
of population, 2024
Homicide rate
5.8
per 100k, 2023
Road deaths
12.7
per 100k/yr, 2019
Income group
High
World Bank
Religion
Protestant 47%unaffiliated 23%Roman Catholic 21%Jewish 2%

Sources: World Bank, US State Department, World Happiness Report, WHO/UNICEF, EF EPI, CIA World Factbook.

Data sources

Temperature, precipitation, cloud, humidity, wind and solar figures are a 1991–2020 climatology for Lake Charles (30.2131°, -93.2044°, elevation 13 ft), computed from hourly ERA5 reanalysis — contains modified Copernicus Climate Change Service information. Sun figures are astronomical calculations, not observations. City data © GeoNames, CC BY 4.0. Map outlines from Natural Earth (public domain); interactive map © Google. Tropical-cyclone seasons are the published climatological basin seasons (NOAA National Hurricane Center / regional warning centres). Sea temperatures are the NOAA OISST v2.1 1991–2020 monthly climatology (public domain), sampled at the nearest ocean point. UV index is derived from CAMS (Copernicus Atmosphere Monitoring Service) clear-sky UV data — contains modified Copernicus Atmosphere Monitoring Service information. Monthly air-quality (PM2.5) seasonality is from the CAMS EAC4 reanalysis (Copernicus Atmosphere Monitoring Service), scaled to the WHO annual mean where available. Topography is sampled from the Copernicus DEM GLO-90 elevation model (© ESA/Airbus) and ESA WorldCover 2021 land cover (CC BY 4.0).